/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef Sk4fLinearGradient_DEFINED
#define Sk4fLinearGradient_DEFINED
#include "Sk4fGradientBase.h"
#include "SkLinearGradient.h"
class SkLinearGradient::
LinearGradient4fContext final : public GradientShaderBase4fContext {
public:
LinearGradient4fContext(const SkLinearGradient&, const ContextRec&);
void shadeSpan(int x, int y, SkPMColor dst[], int count) override;
void shadeSpan4f(int x, int y, SkPM4f dst[], int count) override;
private:
using INHERITED = GradientShaderBase4fContext;
template<typename dstType, ApplyPremul, TileMode>
class LinearIntervalProcessor;
template <typename dstType, ApplyPremul premul>
void shadePremulSpan(int x, int y, dstType dst[], int count, float bias0, float bias1) const;
template <typename dstType, ApplyPremul premul, SkShader::TileMode tileMode>
void shadeSpanInternal(int x, int y, dstType dst[], int count, float bias0, float bias1) const;
const Sk4fGradientInterval* findInterval(SkScalar fx) const;
mutable const Sk4fGradientInterval* fCachedInterval;
};
#endif // Sk4fLinearGradient_DEFINED